Happymodel Sailfly-X Toothpick Racing Drone Spare Parts Crazybee F4 PRO V2.1 AIO 5A ESC 2-3S Flight Controller with Frsky Receiver

General

Brand: Happymodel
Item Name: Crazybee F4 PRO V2.1
Quantity: 1PCS
Receiver: Compatible Frsky Receiver

Specification

Flight Controller:

(Frsky version) CRAZYBEE F4FR PRO V2.1 Firmware target: CrazybeeF4FR
Frsky version Built-in SPI Frsky receiver with telemetry(D8/D16 switchable) EU-LBT support
MCU:STM32F411CEU6 (100MHZ, 512K FLASH)
Sensor: MPU-6000(SPI connection)
Board size: 28.5 * 28.5MM
Power supply: 2-3S battery input (DC 7.4-13V)
Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 ready
Built-in Betaflight OSD(SPI Control)
Built-in Current meter Max 28A
Current meter scale set to 1175
Built-in 5V 1A BEC with LC filter
Built-in voltage detection

Onboard 4in1 ESC: 

MCU upgraded to EFM8BB21
Power supply: 2-3S LiPo/LiPo HV (7.4v/13v)
Current: 5A continuous peak 6A (5 seconds)
Support BLHeliSuite programmable
Factory firmware: S_H_50_REV16_7.Hex
Default protocol: DSHOT600

Frsky receiver Version:

SPI BUS receiver
Frsky D8/D16 switchable
Compatible both Non EU and EU-LBT transmitter Channels: 8ch or 16ch
EU-LBT support(need to update betaflght v4.0 date 2019-04-11)
Failsafe support
No ground interference ( Transmitter and receiver 1 m from the ground): 300m

Weight & Dimensions

Package Contents

1 X Crazybee F4 PRO V2.1 flight controller 
1 X XT30 Pigtail
1 X 5pin-5pin SH1.0 Plug ( used for connect with Whoop_vtx or Diamond_vtx)
1 X 2 * 1s PH2.0 Serial connect power wire
1 X Rubber damping balls set